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Reverse T3

Message
Collect a full tube, following standard venipuncture techniques.


Test Code
LAB9721 T3RVE


Alias/See Also
T3RVE


CPT Codes
84482

Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@


Instructions
Processing Instructions (Lab use only): Serum: Allow blood to clot at room temperature for 30 minutes. Centrifuge and separate the serum from cells immediately. Alternatively, collect blood in a serum separator tube (SST), allow to clot at room temperature, centrifuge, and remove from gel within 24 hoursMinimum Testing Volume: 0.3 mL Serum/PlasmaTransport Temperature: Ambient Stability: Ambient: 7 DaysRefrigerated : 7 DaysFrozen: 30 Days Causes for Rejection: Unseparated serum (>48 hours on clot) Serum in serum separator tube not separated from the gel within 24 hours


Report Available
6-Days


Clinical Significance
1230171011



Last Updated: May 18, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.